  function loadurl(url){        
        larg=400; 
        alt=300; 
        toptop=(screen.height/2)-(alt/2); 
        leftleft=(screen.width/2)-(larg/2); 
        window.open(url,"popup",'top='+toptop+',left='+leftleft+',width='+larg+',height='+alt+',scrollbars=no,status=no,location=no,toolbar=no,titlebar=no,resizable=no,menubar=no')                        
        }
// -->
